FEAT update core-js and nodemon

package.json

@@ -18,7 +18,7 @@
     "bootstrap": "^3.4.1",
     "chart.js": "1.1.1",
     "chosen-js": "^1.8.7",
-    "core-js": "^2.6.5",
+    "core-js": "^2.6.9",
     "jquery": "^3.4.1",
     "jquery-typeahead": "^2.10.6",
     "jquery.nicescroll": "~3.6.8",
@@ -58,7 +58,7 @@
     "html-minifier": "^3.5.21",
     "ng2-dnd": "^5.0.2",
     "node-sass": "^4.12.0",
-    "nodemon": "^1.19.0",
+    "nodemon": "^1.19.1",
     "npm-check-updates": "^3.1.8",
     "rxjs": "^6.5.1",
     "tslib": "^1.9.3",